compress_lookup         Collapse Redundant Rows of a Lookup Table
dea_brands              Drug brand info
dea_controlled          Drug controlled substance synonyms
dea_factsheets          Drug ontology information from
                        https://www.dea.gov/factsheets
dea_street_names        Drug slang from DEA's DIR-020-17 Drug Slang
                        Code Words.pdf
drug_df                 Simulated drug data
drug_stop_words         A vector with drug-specific stop words in
                        English
iqvia                   Data sent from IQVIA
lookup                  Make a table with the class and category for a
                        drug name
lookup_df               A lookup table with drug class, category, and
                        synonyms
lookup_syn              Make a table with the class and category for a
                        drug name
noslang_raw             Drug terms from
                        https://www.noslang.com/drugs/dictionary
noslang_street_names    Drug slang from
                        https://www.noslang.com/drugs/dictionary
parse                   Parse a vector of free text containing drug
                        information
